$ git clone -n https://src.fedoraproject.org/rpms/scottfree.git /var/lib/mock/f45-build-35686-698/root/chroot_tmpdir/scmroot/scottfree
Cloning into '/var/lib/mock/f45-build-35686-698/root/chroot_tmpdir/scmroot/scottfree'...
$ git fetch origin 9c894dfca41a8c91fc0fa9b14da03ac45372c482:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/scottfree
 * [new ref]         9c894dfca41a8c91fc0fa9b14da03ac45372c482 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9c894df Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild